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487537 (2014 UH176)
Classification: Main-belt Asteroid          SPK-ID: 2487537
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1022889548698032 6.0048e-08  
a 3.104349200696199 4.2762e-08 au
q 2.786808565406076 1.7992e-07 au
i 4.699435017258378 6.1986e-06 deg
node 69.54475265984082 8.5898e-05 deg
peri 240.8361976363735 9.4629e-05 deg
M 154.2406568570142 3.6036e-05 deg
tp 2458540.545569405050
(2019-Feb-26.04556940)
0.00020256 TDB
period 1997.810443065221
5.47
4.1279e-05
1.13e-07
d
yr
n .1801972760977541 3.7233e-09 deg/d
Q 3.421889835986322 4.7136e-08 au
  Orbit Determination Parameters
   # obs. used (total)      137  
   data-arc span      6285 days (17.21 yr)  
   first obs. used      2003-10-21  
   last obs. used      2021-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61579  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 17:21:44  

Additional Information
 Earth MOID = 1.77567 au 
 Jupiter MOID = 1.8091 au 
 T_jup = 3.208 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457631.5 (2016-Aug-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1058377155126549 6.0107e-08  
q 2.773648096152246 1.8113e-07 au
tp 2458536.968661724244
(2019-Feb-22.46866172)
0.0001942 TDB
node 69.63594804736361 8.6128e-05 deg
peri 240.3751231906883 9.4223e-05 deg
i 4.696394492007563 6.1924e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      137  
   data-arc span      6285 days (17.21 yr)  
   first obs. used      2003-10-21  
   last obs. used      2021-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61579  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 17:21:44  

Additional Information
 Jupiter MOID = 1.8091 au 
 T_jup = 3.208 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.612893284289238E-15 -1.06628167969183E-14 7.769337174091109E-13 6.007707419637957E-15 -4.22202281885253E-14 -3.311778011058348E-15
q -1.06628167969183E-14 3.280769984478961E-14 -3.638389787760017E-12 -1.161161807238689E-14 -2.592923490033423E-13 1.138019968936152E-14
tp 7.769337174091109E-13 -3.638389787760017E-12 3.771331625464341E-8 -1.748568640208442E-11 7.438424741508621E-9 -1.239004859901548E-11
node 6.007707419637957E-15 -1.161161807238689E-14 -1.748568640208442E-11 7.417951154737766E-9 -7.397437201268432E-9 -1.267431928387871E-10
peri -4.22202281885253E-14 -2.592923490033423E-13 7.438424741508621E-9 -7.397437201268432E-9 8.877988217225108E-9 1.238915255936464E-10
i -3.311778011058348E-15 1.138019968936152E-14 -1.239004859901548E-11 -1.267431928387871E-10 1.238915255936464E-10 3.834630920130431E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.35   n/a MPCxxxxx  

487537 (2014 UH176)          Discovered 2009-Nov-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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